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What are the similarities and differences between a biosphere and a community?

Which fungal structure produces enzymes that break down food?

Which of the following could have been components of membranes that covered pre-cells in ancient earth

For mitochondria where an uncoupler for oxidative phosphorylation is present, which statement is TRUE?

The table below shows the elements that mainly comprise each of the four layers of Earth: Elements in Layers Layer Main Elements Crust Oxygen, Silicon Mantle Iron, Magnesium Outer Core Iron, Nickel Inner Core Iron Which of these elements make up the

Modern Humans are classified as the species?

Which of the following is NOT a benefit provided by soil? 1. provides a habitat for animals 2. allows for water storage for plants 3. can be blown or washed away from its parent rock 4. provides minerals and nutrients for plants

What can cause changes in DNA sequences? A. mutations B. genetic drift C. gene flow D. proteins

What is the definition of chemical energy

Define and give three examples of a population